This selection of 1E3 has a parallel watermark AND a symmetrical wire [see the blue lines]:
"Esta seleccion del 1E3 demuestra filigrana paralela Y con malla simetrica."
![Imagen](http://www.galeoptix.nl/fila/argentina/thumbs/001634-1E3_symm_para.jpg)
![Imagen](http://www.galeoptix.nl/fila/argentina/thumbs//001635-1E3_symm_para.jpg)
![Imagen](http://www.galeoptix.nl/fila/argentina/thumbs/001640-1E3_symm_para.jpg)
this selection has also a parallel watermark AND a symmetrical wire [see the blue lines] but the density of the long running thread in the paper wire is coarse:24/20 [24 is the number of threads per cm. running with the wire; 20 is the number of threads perpendicular to that]. The usual density is 30/20.
"Esta seleccion tambien contiene demuestra filigrana paralela Y con malla simetrica pero la densidad de los hilos en la direccion mayor del sello es aspera: 24/20 [24 es el numero de hilos por centimetro en la direccion de la malla; 20 es el numero de hilos en la direccion perpendicular a la malla]. La densidad tipica es 30/20."
![Imagen](http://www.galeoptix.nl/fila/argentina/thumbs/002595-b_symm_2420.jpg)
![Imagen](http://www.galeoptix.nl/fila/argentina/thumbs/002608-b_symm_2420.jpg)
this selection has a parallel watermark AND an a-symmetrical wire [see the blue lines] the density of the wire is 30/20:
![Imagen](http://www.galeoptix.nl/fila/argentina/thumbs/002433-b_asymm_para.jpg)
![Imagen](http://www.galeoptix.nl/fila/argentina/thumbs/002619-b_asymm_para.jpg)
![Imagen](http://www.galeoptix.nl/fila/argentina/thumbs/002901-b_asymm_para.jpg)
![Imagen](http://www.galeoptix.nl/fila/argentina/thumbs//50c1E-0806-1-b_asymm_para.jpg)